The three great essentials to achieve anything worth while are: Hard work, Stick-to-itiveness, and Common sense. - Thomas A. Edison. View more images...

Anything that won't sell, I don't want to invent. Its sale is proof of utility, and utility is success. - Thomas A. Edison. View more images...

Our greatest weakness lies in giving up. The most certain way to succeed is always to try just one more time. - Thomas A. Edison. View more images...

I find my greatest pleasure, and so my reward, in the work that precedes what the world calls success. - Thomas A. Edison. View more images...

Many of life's failures are people who did not realize how close they were to success when they gave up. - Thomas A. Edison. View more images...

I never did a day's work in my life. It was all fun. - Thomas A. Edison. View more images...

Many of life's failures are people who did not realize how close they were to success when they gave up. - Thomas A. Edison. View more images...

I have friends in overalls whose friendship I would not swap for the favor of the kings of the world. - Thomas A. Edison. View more images...

One might think that the money value of an invention constitutes its reward to the man who loves his work. But... I continue to find my greatest pleasure, and so my reward, in the work that precedes what the world calls success. - Thomas A. Edison. View more images...